WO2011142644A3 - 확장 블록 필터링을 이용한 비디오 부호화, 복호화 방법 및 장치 - Google Patents

확장 블록 필터링을 이용한 비디오 부호화, 복호화 방법 및 장치 Download PDF

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Publication number
WO2011142644A3
WO2011142644A3 PCT/KR2011/003606 KR2011003606W WO2011142644A3 WO 2011142644 A3 WO2011142644 A3 WO 2011142644A3 KR 2011003606 W KR2011003606 W KR 2011003606W WO 2011142644 A3 WO2011142644 A3 WO 2011142644A3
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WO
WIPO (PCT)
Prior art keywords
encoding
video
decoding video
corresponding block
expanded block
Prior art date
Application number
PCT/KR2011/003606
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English (en)
French (fr)
Other versions
WO2011142644A2 (ko
Inventor
천지엔러
한우진
쉬라코프니콜라이
세레긴바딤
Original Assignee
삼성전자 주식회사
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 삼성전자 주식회사 filed Critical 삼성전자 주식회사
Priority to CN2011800346606A priority Critical patent/CN103004200A/zh
Priority to US13/697,960 priority patent/US20130177081A1/en
Priority to EP11780861.8A priority patent/EP2571273A4/en
Publication of WO2011142644A2 publication Critical patent/WO2011142644A2/ko
Publication of WO2011142644A3 publication Critical patent/WO2011142644A3/ko

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/42—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation
    • H04N19/439—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation using cascaded computational arrangements for performing a single operation, e.g. filtering
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
    • H04N19/103—Selection of coding mode or of prediction mode
    • H04N19/105—Selection of the reference unit for prediction within a chosen coding or prediction mode, e.g. adaptive choice of position and number of pixels used for prediction
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51—Motion estimation or motion compensation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51—Motion estimation or motion compensation
    • H04N19/523—Motion estimation or motion compensation with sub-pixel accuracy
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/80—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Computing Systems (AREA)
  • Theoretical Computer Science (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)

Abstract

비디오 부호화 방법 및 장치, 그 복호화 방법 및 장치가 개시된다. 본 발명의 일 실시예에 따른 비디오 부호화 방법은 현재 블록의 움직임 보상에 이용되는 참조 픽처의 대응 블록을 소정 크기로 확장하여 확장된 대응 블록을 생성하고, 확장된 대응 블록에 소정의 제 1 필터를 적용하여 필터링된 확장 대응 블록을 생성하며, 필터링된 확장 대응 블록에 소정의 제 2 필터를 적용하여 서브 픽셀 단위로 보간을 수행한 다음, 서브 픽셀 단위로 보간된 참조 픽처를 이용하여 움직임 예측 및 보상을 수행한다.
PCT/KR2011/003606 2010-05-14 2011-05-16 확장 블록 필터링을 이용한 비디오 부호화, 복호화 방법 및 장치 WO2011142644A2 (ko)

Priority Applications (3)

Application Number Priority Date Filing Date Title
CN2011800346606A CN103004200A (zh) 2010-05-14 2011-05-16 使用扩展的块滤波对视频编码和解码的方法和设备
US13/697,960 US20130177081A1 (en) 2010-05-14 2011-05-16 Method and apparatus for encoding and decoding video using expanded block filtering
EP11780861.8A EP2571273A4 (en) 2010-05-14 2011-05-16 METHOD FOR ENCRYPTING AND DECOMPOSING VIDEO CONTENT AND DEVICE FOR ENCRYPTION AND DECOMPOSITION OF VIDEO CONTENT USING ADVANCED BLOCK FILTERING

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US33464010P 2010-05-14 2010-05-14
US61/334,640 2010-05-14
KR1020110045837A KR101462959B1 (ko) 2010-05-14 2011-05-16 확장 블록 필터링을 이용한 비디오 부호화, 복호화 방법 및 장치
KR10-2011-0045837 2011-05-16

Publications (2)

Publication Number Publication Date
WO2011142644A2 WO2011142644A2 (ko) 2011-11-17
WO2011142644A3 true WO2011142644A3 (ko) 2012-03-08

Family

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Application Number Title Priority Date Filing Date
PCT/KR2011/003606 WO2011142644A2 (ko) 2010-05-14 2011-05-16 확장 블록 필터링을 이용한 비디오 부호화, 복호화 방법 및 장치

Country Status (5)

Country Link
EP (1) EP2571273A4 (ko)
KR (1) KR101462959B1 (ko)
CN (1) CN103004200A (ko)
MY (1) MY157090A (ko)
WO (1) WO2011142644A2 (ko)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103139562B (zh) * 2011-11-30 2016-05-04 富士通株式会社 运动估计方法和装置
CN115278231A (zh) * 2015-11-11 2022-11-01 三星电子株式会社 对视频进行解码的设备和对视频进行编码的设备
WO2020125629A1 (en) * 2018-12-17 2020-06-25 Beijing Bytedance Network Technology Co., Ltd. Reference pixels padding for motion compensation
WO2020221374A1 (en) * 2019-05-02 2020-11-05 Beijing Bytedance Network Technology Co., Ltd. Intra video coding using multiple reference filters

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20050018948A (ko) * 2002-07-09 2005-02-28 노키아 코포레이션 비디오 부호화에서 보간 필터 유형을 선택하기 위한 방법및 장치
KR20060044356A (ko) * 2004-03-17 2006-05-16 마쯔시다덴기산교 가부시키가이샤 동영상 코딩 장치
KR20070063539A (ko) * 2004-10-13 2007-06-19 톰슨 라이센싱 복잡도 스케일러블 비디오 인코딩 및 디코딩을 위한 방법및 장치

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6005980A (en) * 1997-03-07 1999-12-21 General Instrument Corporation Motion estimation and compensation of video object planes for interlaced digital video
US8417066B2 (en) * 2004-03-04 2013-04-09 Broadcom Corporation Method and system for polyphase filtering by combining IIR and FIR filters and its applications in video scaling
US8170107B2 (en) * 2008-03-06 2012-05-01 Lsi Corporation Flexible reduced bandwidth compressed video decoder
WO2011128272A2 (en) * 2010-04-13 2011-10-20 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Hybrid video decoder, hybrid video encoder, data stream

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20050018948A (ko) * 2002-07-09 2005-02-28 노키아 코포레이션 비디오 부호화에서 보간 필터 유형을 선택하기 위한 방법및 장치
KR20060044356A (ko) * 2004-03-17 2006-05-16 마쯔시다덴기산교 가부시키가이샤 동영상 코딩 장치
KR20070063539A (ko) * 2004-10-13 2007-06-19 톰슨 라이센싱 복잡도 스케일러블 비디오 인코딩 및 디코딩을 위한 방법및 장치

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of EP2571273A4 *

Also Published As

Publication number Publication date
WO2011142644A2 (ko) 2011-11-17
EP2571273A4 (en) 2013-12-11
EP2571273A2 (en) 2013-03-20
MY157090A (en) 2016-04-29
KR20110126075A (ko) 2011-11-22
CN103004200A (zh) 2013-03-27
KR101462959B1 (ko) 2014-11-20

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